RUPPIA— SAGTTTARIA. 
159 
oblmifo hus, (J. IX) valves ovate, tooth- 1 
ed, one chiefly granuliferous; radical leaves 
heart-oblong, obtuse; stem a little scabrous, i 
Introduced. 2-3 f. I 
alpi'nns, polygamous ; valves veined, \ 
very entire, naked ; leaves cordate, obtuse, 
wrinkled, large, rhubarb-like. New Ha- 
ven, Conn. 
palli'dus, (white dock, J. 2X.) valves 
ovate, entire, hardly larger than the grain ; 
spikes slender ; stems numerous ; leaves 
lance-linear, acute. Salt marshes. 
verticilla'tus, valves entire, graniferous; 
flowers semiverticillate ; racemes leafless; 
leaves lanceolate ; sheaths cylindrical. 2 f. 
saug-ui/t"eus, valves oblong, small, one 
graniferous; leaves heart lanceolate, mostly 
variegated with red. 2-3 f. 
acu'tva, (M. IS..) valves oblong, some- 
what toothed, all graniferous ; leaves cor- 
date, oblong, acuminate, large ; whorls 
leaty. Introduced. 2-3 f. 
aquaf'icus, (water dock, Ju. 24^.) valves 
ovate, entire, graniferous; leaves lanceo- 
late, acute ; flowers whorled. 
biitan"nicns, (yellow-rooted water dock, 
J. 2X-) valves entire and graniferous; 
leaves broad-lanceolate, flat, smooth ; whorls 
of flowers leafless; sheaths obsolete. 2-3 
f. Swamps. 
puV'clter, (Ju. 2^,) valves toothed, one 
Iconspicuously graniferous ; radical leaves 
panduriform. Naturahzed. 
veno'sus, (A p. ZJ[.) valves large, heart- 
reniform, entire, net-veined ; leaves small, 
lance-oval, entire, veined. 12f. S. 
hastatnflus, (Ap. 2^.) valves round-cor- 
date, entire, graniferous ; leaves petioled, 
oblong, hastate ; auricles eiitire. Dioecious. 
1-3 f. <S. 
persic'aroi'deii, (Ju. ©.) valves toothed, 
graniferous ; leaves lanceolate, petioled, un- 
dulate, entire, smooth. 6-12 i. (S. 
crispatii'lus, valves obtusely cordate, 
cre.sted, 3 toothed ; one naked, two une- 
qually graniferous ; spikes leafless ; lower 
leaves oval ; upper ones lanceolate, all un- 
dulate. jS. 
RUP"PIA. 4—4. {AroidecE.) 
mariti'mn, (sea teasel-grass, J. 11) float- 
ing ; leaves pectinate, obtuse ; flowers 
spiked. 
RU'TA. 10—1. {Rut.ace<B.) [From ruo, to 
preserve, because it was supposed to pre- 
serve health. 
grave'olens, (rue,) leaves more than de- 
compound ; leafets oblong, terminal ones 
obovate ; petals entire. Ex. 
SA'B.\L. 6—3. (Palmce.) 
pn'm'ila, (Ju. ^ .) leaves fan-shape ; scape 
panicled : flowers sub-sessile, small; bexny 
dark colored. 4 6 f. Florida. 
min"im(i, root creeping ; fronds palmate, 
plicate ; fruit brownish. 8 i. /S. 
SABBA'TIA. .5—1. {GentianecB.) [In honor 
of Liheratus Sabhati, author of a work called 
" Hortus Romanus.^^] 
cnmpanula'ta, (p. Au. $ .) stem terete ; 
leaves lanceolate-linear, smooth ; calyx as 
ong as the corolla. 1 f. Flowers termi- 
nal, sub-solitary, on long branches. Wet 
grounds. 
stella'Hs, segments of the calyx half as 
long as the corolla; leaves somewhat fleshy, 
obscurely 3-nerved ; flowers sohtary. at the 
extremity of the branches, forming a 
small corymb ; rose-colored. 12-18 i. Salt 
marshes. 
ang'iila'ris, (American centaury, r. Au. 
0. and $ .) stem square, somewhat wing- 
ed ; leaves clasping ; branches opposite. 
1-2 f. 
cnlycn'sa, flowers 7-9-parted ; oalyx leafy ; 
leaves sessile. 
coryinbo'sa, (w. S.) flowers corymbed, 
corymbs few -flowered ; leaves somewhat 
clasping ; corolla 4-6 parted. Swamps. 
chloroi'des, (r. Au. $ .) weak ; leaves 
lanceolate, erect; branches few, 1 -flowered; 
flowers 7-12 parted ; segments of the calyx 
linear, shorter than the corolla. Var. erec'- 
ta, stem erect, rigid ; leaves linear ; corolla 
generally 10 parted ; segments lanceolate. 
Var. coria'cea, stem sparingly branched, 
erect ; lower leaves sub oval ; corolla thick, 
coriaceous, IS-parted. Ya.r.Jlexuo'sa,&iem 
flexuous; leaves lance linear; corolla 12- 
parted; segments long, lanceolate. 2-3 f. 
pamcula"ta,{Mv. Au. Z|.) much branched; 
panicle diffuse ; leaves linear-lanceolate ; 
, stem sub-terete ; branches alternate. 1-2 f. 
brachia'ta, (r. Ju.) leaves lanceolate ; 
panicle long ; branches brachiate, about 3- 
flowered ; corolla twice as long as the ca- 
lyx ; stem erect, slightly angled. S. 
gentiaiioi'des. (r. Au.) erect; leaves long, 
linear, acute ; flowers axillary and termi- 
nal, sessile, upper ones crowded ; corolla 
about lO-parted. S. 
SAC'CHARUiM. 3—2. {Graminece.) [The 
name is said to be of Arabic origin, derived 
from soufcar, sugar.] 
ojfi cilia' rum, (sugar-cane,) flowers pani- 
cled ; in pairs, one se.ssile and one pedi- 
celled ; corolla 1-valved, awnless. From 
the East Indies. 
SAGI'NA. 4—4. {Caryophyllea.) 
procum"be)is, (pearl -wort, w. Ju. 2/,) 
stems procumbent, smooth, branched ; 
leaves linear-mucronate ; petals very short. 
2 4 i. Borders of streams. Peduncles 
larger than the leaves. 
ape'tala, (^.) stems somewhat erect, sub- 
pubescent ; flowers alternate ; petals nearly 
obsolete, pale green. 
ere&'ta, (0.) .glabrous; stem about 1- 
flowered ; leaves linear, acute ; peduncles 
strict ; sepals, petals, and stamens 4. 2 i. 
Introduced. 
fontina'lis, (Ap. ^.) apetalous, stem pro- 
cumbent, branching, dichotomous above ; 
leaves opposite, linear-spatulate, ei/ire ; 
pedicels solitary, alternate, longer than the 
leaves. 8-15 i. 
S.\GirTA'RIA. 19-12. {Junca.) [From 
sagitta, an arrow ; so called from the shape 
of" the lea\'es of some of the species.] 
sagittifo'lia, (arrowhead, w. Ju. 14.-) 
leaves lanceolate, acute, sagittate; lobes 
lanceolate, acute, straight. Var. latifo'lia, 
leaves ovate, sub-acute, sagittate ; lobea 
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